@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21a8b99c-8de0-4638-9b26-512b90fe8ad4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21a8b99c-8de0-4638-9b26-512b90fe8ad4> .